Re: [linux-audio-user] Sync with Ardour , MIDI, rosegarden, etc.

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Subject: Re: [linux-audio-user] Sync with Ardour , MIDI, rosegarden, etc.
From: Aaron Trumm (aaron_AT_nquit.com)
Date: Sun Oct 05 2003 - 21:29:18 EEST


> Basically true. The main practical difference between SMPTE timecode
> and MTC is that the SMPTE timecode is encoded in an audio stream. If
> digitized and fed to a JACK port, this becomes sample-synchronous,
> which can potentially provide excellent timing. Synching to an
> external SMPTE clock will be difficult for many JACK clients because
> of clock drift. But generating SMPTE from within a JACK timebase
> master client should be very solid, because then there's only one
> clock source.

yes this sort of confirms what I said in another post, which is that it
would be really good to use jack as a master time code hub and have
everything (internal AND external) sync to that...

the other sample accurate sync (the one I've always trusted the most) is
ADAT sync

> MIDI messages are generally not delivered with accurate timing by
> existing Linux interfaces. I believe this is why ardour has trouble
> with it.

hmmm - I see

> --
> Jack O'Quin
> Austin, Texas, USA
>


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